simatic-st70-2019
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© Siemens <strong>2019</strong><br />

2<br />

LOGO! Logic Modules<br />

LOGO! basic and expansion modules<br />

LOGO! basic modules without display<br />

■ Overview<br />

• Basic variants optimized for costs<br />

• Interface for the connection of expansion modules,<br />

up to 24 digital inputs, 20 digital outputs, 8 analog inputs<br />

and 8 analog outputs can be addressed<br />

• With connection option for LOGO! TDE text display<br />

• All basic units with integrated web server<br />

• Enclosure width 72 mm (4 U)<br />

• All basic units with Ethernet interface for communication with<br />

LOGO! 8, LOGO! TDE, SIMATIC Controllers, SIMATIC Panels<br />

and PCs<br />

• Use of standard micro CF cards<br />

■ Technical specifications<br />

Article number 6ED1052-2CC08-0BA0 6ED1052-2MD08-0BA0 6ED1052-2HB08-0BA0<br />

Installation type/mounting<br />

Mounting<br />

LOGO! 24CEO,<br />

8DI(4AI)/4DQ, 400 Blocks<br />

on 35 mm DIN rail,<br />

4 spacing units wide<br />

LOGO!12/24RCEO,<br />

8DI(4AI)/4DQ,400 Blocks<br />

on 35 mm DIN rail,<br />

4 spacing units wide<br />

LOGO! 24RCEO,<br />

8DI/4DQ, 400 Blocks<br />

on 35 mm DIN rail,<br />

4 spacing units wide<br />

Supply voltage<br />

Rated value (DC)<br />

• 12 V DC<br />

Yes<br />

• 24 V DC Yes Yes Yes<br />

permissible range, lower limit (DC) 20.4 V 10.8 V 20.4 V<br />

permissible range, upper limit (DC) 28.8 V 28.8 V 28.8 V<br />

Rated value (AC)<br />

• 24 V AC<br />

Yes<br />

Time of day<br />

Time switching clocks<br />

•Number 400; Max. 400, function-specific 400; Max. 400, function-specific 400; Max. 400, function-specific<br />

• Power reserve 480 h 480 h 480 h<br />

Digital inputs<br />

Number of digital inputs<br />

8; Of which 4 can be used in analog 8; Of which 4 can be used in analog 8<br />

mode (0 to 10 V)<br />

mode (0 to 10 V)<br />

Digital outputs<br />

Number of digital outputs 4; Transistor 4; Relays 4; Relays<br />

Short-circuit protection Yes; electrical (1 A) No; external fusing necessary No; external fusing necessary<br />

Output current<br />

• for signal "1" permissible range 0.3 A 10 A<br />

for 0 to 55 °C, max.<br />

Relay outputs<br />

Switching capacity of contacts<br />

- with inductive load, max. 3A 3A<br />

- with resistive load, max. 10 A 10 A<br />

EMC<br />

Emission of radio interference<br />

acc. to EN 55 011<br />

• Limit class B, for use in residential<br />

areas<br />

Yes; Radio interference suppression<br />

according to EN55011, Limit Value<br />

Class B<br />

Degree and class of protection<br />

Degree of protection<br />

acc. to EN 60529<br />

•IP20 Yes Yes Yes<br />

Yes<br />

Yes<br />

2/6 Siemens ST 70 · <strong>2019</strong>

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